// Copyright 2021 The TensorFlow Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// =============================================================================

import UIKit

/// Protocol to  run a pose estimator.
protocol PoseEstimator {
  func estimateSinglePose(on pixelbuffer: CVPixelBuffer) throws -> (Person, Times)
}

// MARK: - Custom Errors
enum PoseEstimationError: Error {
  case modelBusy
  case preprocessingFailed
  case inferenceFailed
  case postProcessingFailed
}
